var BrowserDetect = {
    init: function() {
        this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
        this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
        this.OS = this.searchString(this.dataOS) || "an unknown OS";
    },
    searchString: function(data) {
        for (var i = 0; i < data.length; i++) {
            var dataString = data[i].string;
            var dataProp = data[i].prop;
            this.versionSearchString = data[i].versionSearch || data[i].identity;
            if (dataString) {
                if (dataString.indexOf(data[i].subString) != -1)
                    return data[i].identity;
            }
            else if (dataProp)
                return data[i].identity;
        }
    },
    searchVersion: function(dataString) {
        var index = dataString.indexOf(this.versionSearchString);
        if (index == -1) return;
        return parseFloat(dataString.substring(index + this.versionSearchString.length + 1));
    },
    dataBrowser: [
		{
		    string: navigator.userAgent,
		    subString: "Chrome",
		    identity: "Chrome"
		},
		{ string: navigator.userAgent,
		    subString: "OmniWeb",
		    versionSearch: "OmniWeb/",
		    identity: "OmniWeb"
		},
		{
		    string: navigator.vendor,
		    subString: "Apple",
		    identity: "Safari"
		},
		{
		    prop: window.opera,
		    identity: "Opera"
		},
		{
		    string: navigator.vendor,
		    subString: "iCab",
		    identity: "iCab"
		},
		{
		    string: navigator.vendor,
		    subString: "KDE",
		    identity: "Konqueror"
		},
		{
		    string: navigator.userAgent,
		    subString: "Firefox",
		    identity: "Firefox"
		},
		{
		    string: navigator.vendor,
		    subString: "Camino",
		    identity: "Camino"
		},
		{		// for newer Netscapes (6+)
		    string: navigator.userAgent,
		    subString: "Netscape",
		    identity: "Netscape"
		},
		{
		    string: navigator.userAgent,
		    subString: "MSIE",
		    identity: "Internet Explorer",
		    versionSearch: "MSIE"
		},
		{
		    string: navigator.userAgent,
		    subString: "Gecko",
		    identity: "Mozilla",
		    versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
		    string: navigator.userAgent,
		    subString: "Mozilla",
		    identity: "Netscape",
		    versionSearch: "Mozilla"
		}
	],
    dataOS: [
		{
		    string: navigator.platform,
		    subString: "Win",
		    identity: "Windows"
		},
		{
		    string: navigator.platform,
		    subString: "Mac",
		    identity: "Mac"
		},
		{
		    string: navigator.platform,
		    subString: "Linux",
		    identity: "Linux"
		}
	]

};
BrowserDetect.init();

function loadThisBrowser() {
	if ((BrowserDetect.browser == "Internet Explorer") && (BrowserDetect.version == "6")) {
	    try {
	        var divBody = new Element('div', { 'id': 'divBody', 'styles': { 'visibility': 'visible'} }).inject($(document.body));
	        $('divBody').set('html', '<div id="asn-warning" style="z-index:6000;visibility:hidden;position:absolute;left: 0px; border-bottom: solid 1px #DFDDCB; top:0px; margin: 0px; padding: 5px 0px; width: 100%; color: #4F4D3B; background: #FFFCDF; font: normal 8pt/14px \'Trebuchet MS\', Arial, Helvetica; text-align: center;">Voc&ecirc; est&aacute; usando <strong>' + BrowserDetect.browser + ' ' + BrowserDetect.version + '</strong>, um navegador antigo e com falhas de seguran&ccedil;a. Este site sera melhor visualizado <a href="atualize.html" style="color: #0e80cb; text-decoration: underline; font: normal 8pt/14px \'Trebuchet MS\', Arial, Helvetica;" title="Atualizar">atualizando seu navegador</a>. <a href="javascript://" id="asn-close" style="color: red; text-decoration: none; font: normal 8pt/14px \'Trebuchet MS\', Arial, Helvetica;" title="Fechar">[ x ]</a></div>');
	        $('asn-warning').tween('opacity',0.9);
	        $('asn-close').addEvent('click', function() { $('asn-warning').fade('out'); });
	    } catch (err) {alert(err.message); }
	}
}